Home / 96,724.36-144,948.30-55,085.32

Finding the Fourth Proportional to 96,724.36, 144,948.30 and 55,085.32

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Solution

The fourth proportional to 96,724.36, 144,948.30 and 55,085.32 is: 82,549.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,724.36 : 144,948.30 = 55,085.32 : x
  2. Step 2: Convert to fraction form
    96,724.36/144,948.30 = 55,085.32/x
  3. Step 3: Cross multiply
    96,724.36x = 144,948.30 × 55,085.32
  4. Step 4: Simplify right side
    96,724.36x = 7,984,523,488.96
  5. Step 5: Solve for x
    x = 7,984,523,488.96/96,724.36
  6. Step 6: Final answer
    x = 82,549.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.